mirror of
https://github.com/kristoferssolo/solorice.git
synced 2026-03-18 08:09:40 +00:00
284 lines
8.4 KiB
Lua
284 lines
8.4 KiB
Lua
--- @since 26.1.22
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local M = {}
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local const = require(".const")
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local utils = require(".utils")
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local function image_layer_count(job)
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local cache = ya.file_cache({ file = job.file, skip = 0 })
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if not cache then
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return 0
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end
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local layer_count = utils.get_state("f" .. tostring(cache))
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if layer_count then
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return layer_count
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end
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local output, err = Command("identify")
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:arg({ tostring(job.file.path or job.file.cache or job.file.url.path or job.file.url) })
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:output()
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if err or not output then
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return 0
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end
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layer_count = 0
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for line in output.stdout:gmatch("[^\r\n]+") do
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if line:match("%S") then
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layer_count = layer_count + 1
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end
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end
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utils.set_state("f" .. tostring(cache), layer_count)
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return layer_count
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end
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function M:peek(job)
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local preload_status, preload_err = self:preload(job)
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-- Stop if preload failed
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if not preload_status then
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return
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end
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local cache_img_url = ya.file_cache(job)
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local cache_img_url_no_skip = ya.file_cache({ file = job.file, skip = 0 })
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local hide_metadata = utils.get_state(const.STATE_KEY.hide_metadata)
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local mediainfo_job_skip = job.skip
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::recalc_mediainfo_job_skip::
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local mediainfo_height = 0
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local lines = {}
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local limit = job.area.h
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local last_line = 0
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local EOF_mediainfo = true
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local is_wrap = rt.preview.wrap == "yes" or rt.preview.wrap == ui.Wrap.YES
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if not hide_metadata then
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local cache_mediainfo_path = tostring(cache_img_url_no_skip) .. const.suffix
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local output = utils.read_mediainfo_cached_file(cache_mediainfo_path)
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if output then
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local max_width = math.max(1, job.area.w)
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if output:match("^Error:") then
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job.args.force_reload_mediainfo = true
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preload_status, preload_err = self:preload(job)
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if not preload_status or preload_err then
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return
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end
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output = utils.read_mediainfo_cached_file(cache_mediainfo_path)
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end
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output = output:gsub("\n+$", "")
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local iter = output:gmatch("[^\n]*")
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local str = iter()
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while str ~= nil do
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local next_str = iter()
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local label, value = str:match("(.*[^ ]) +: (.*)")
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local line
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if label then
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if not const.skip_labels[label] then
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line = ui.Line({
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ui.Span(label .. ": "):style(ui.Style():fg("reset"):bold()),
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ui.Span(value):style(th.spot.tbl_col or ui.Style():fg("blue")),
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})
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end
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elseif str ~= "General" then
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line = ui.Line({ ui.Span(str):style(th.spot.title or ui.Style():fg("green")) })
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end
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if line then
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local line_height = ui.height
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and ui.height(str, { width = max_width, ansi = true, wrap = rt.preview.wrap })
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or (math.max(1, is_wrap and math.ceil(ui.width(line) / max_width) or 1))
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if next_str == nil and line_height == 1 then
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EOF_mediainfo = true
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end
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if (last_line + line_height) > mediainfo_job_skip then
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table.insert(lines, line)
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end
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if (last_line + line_height) >= mediainfo_job_skip + limit then
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last_line = mediainfo_job_skip + limit
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EOF_mediainfo = false
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break
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end
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last_line = last_line + line_height
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end
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str = next_str
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end
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end
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mediainfo_height = math.min(limit, last_line)
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end
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if not hide_metadata then
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if EOF_mediainfo and #lines == 0 and mediainfo_job_skip > 0 then
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if
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image_layer_count(job)
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< (
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1
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+ math.floor(
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math.max(
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0,
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utils.get_state(const.STATE_KEY.units)
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and (math.abs(job.skip / utils.get_state(const.STATE_KEY.units)))
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or 0
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)
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)
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)
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then
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ya.emit("peek", {
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math.max(0, (job.skip - (utils.get_state(const.STATE_KEY.units) or 0))),
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only_if = job.file.url,
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upper_bound = true,
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})
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return
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else
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local last_valid_mediainfo_skip = utils.get_state(const.STATE_KEY.last_valid_mediainfo_skip)
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mediainfo_job_skip = last_valid_mediainfo_skip
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and last_valid_mediainfo_skip[tostring(cache_img_url_no_skip)]
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or math.max(0, mediainfo_job_skip - (utils.get_state(const.STATE_KEY.units) or 0))
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goto recalc_mediainfo_job_skip
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end
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else
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utils.set_state(
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const.STATE_KEY.last_valid_mediainfo_skip,
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{ [tostring(cache_img_url_no_skip)] = mediainfo_job_skip }
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)
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end
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end
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-- NOTE: Hacky way to prevent image overlap with old metadata area
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if utils.get_state(const.STATE_KEY.prev_metadata_area) then
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ya.preview_widget(job, {
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ui.Clear(ui.Rect(utils.get_state(const.STATE_KEY.prev_metadata_area))),
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})
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end
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utils.force_render()
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local rendered_img_rect = cache_img_url
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and fs.cha(cache_img_url)
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and ya.image_show(
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cache_img_url,
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ui.Rect({
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x = job.area.x,
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y = job.area.y,
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w = job.area.w,
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h = mediainfo_height > 0 and math.max(job.area.h - mediainfo_height, job.area.h / 2) or job.area.h,
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})
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)
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or nil
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local image_height = rendered_img_rect and rendered_img_rect.h or 0
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-- Handle image preload error
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if preload_err then
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table.insert(lines, ui.Line(tostring(preload_err)):style(th.spot.title or ui.Style():fg("red")))
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end
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ya.preview_widget(job, {
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ui.Text(lines)
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:area(ui.Rect({
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x = job.area.x,
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y = job.area.y + image_height,
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w = job.area.w,
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h = job.area.h - image_height,
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}))
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:wrap(is_wrap and ui.Wrap.YES or ui.Wrap.NO),
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})
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-- NOTE: Hacky way to prevent image overlap with old metadata area
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utils.set_state(const.STATE_KEY.prev_metadata_area, not hide_metadata and {
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x = job.area.x,
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y = job.area.y + image_height,
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w = job.area.w,
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h = job.area.h - image_height,
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} or nil)
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end
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function M:preload(job)
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local cmd = "mediainfo"
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local err_msg = ""
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local is_valid_utf8_path = utils.is_valid_utf8(tostring(job.file.path or job.file.cache or job.file.url))
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-- NOTE: Preload image
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local cache_img_url = ya.file_cache(job)
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local cache_img_url_cha = cache_img_url and fs.cha(cache_img_url)
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-- NOTE: Only generate preview image when cache image is not exist
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if not cache_img_url_cha or cache_img_url_cha.len <= 0 then
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local cache_img_status, image_preload_err
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local layer_index = 0
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local units = utils.get_state(const.STATE_KEY.units)
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if units ~= nil then
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local max_layer = image_layer_count(job)
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layer_index = math.floor(math.max(0, math.abs(job.skip / units)))
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if layer_index + 1 > max_layer then
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layer_index = math.max(0, max_layer - 1)
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end
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end
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local cache_img_url_tmp = Url(cache_img_url .. ".tmp")
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if fs.cha(cache_img_url_tmp) then
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fs.remove("file", cache_img_url_tmp)
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end
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local tmp_file_path, _ = type(fs.unique) == "function" and fs.unique("file", cache_img_url_tmp)
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or fs.unique_name(cache_img_url_tmp)
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cache_img_status, image_preload_err = require("magick")
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.with_limit()
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:arg({
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"-background",
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"none",
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tostring(job.file.path or job.file.cache or job.file.url.path or job.file.url) .. "[" .. tostring(
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layer_index
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) .. "]",
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"-auto-orient",
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"-strip",
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"-resize",
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string.format("%dx%d>", rt.preview.max_width, rt.preview.max_height),
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"-quality",
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rt.preview.image_quality,
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string.format("PNG32:%s", tostring(tmp_file_path)),
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})
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:status()
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if cache_img_status then
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os.rename(tostring(tmp_file_path), tostring(cache_img_url))
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end
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if not cache_img_status and image_preload_err then
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ya.dbg("mediainfo", image_preload_err)
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err_msg = err_msg .. (image_preload_err and (tostring(image_preload_err)) or "")
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end
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end
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-- NOTE: Get mediainfo and save to cache folder
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local cache_mediainfo_url = Url(tostring(ya.file_cache({ file = job.file, skip = 0 })) .. const.suffix)
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local cache_mediainfo_cha = fs.cha(cache_mediainfo_url)
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-- Case peek function called preload to refetch mediainfo
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if cache_mediainfo_cha and not job.args.force_reload_mediainfo then
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return true, err_msg ~= "" and ("Error: " .. err_msg) or nil
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end
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local output, err
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if is_valid_utf8_path then
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output, err = Command(cmd)
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:arg({ tostring(job.file.path or job.file.cache or job.file.url.path or job.file.url) })
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:output()
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else
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cmd = "cd "
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.. utils.path_quote(tostring((job.file.path or job.file.cache or job.file.url.path or job.file.url).parent))
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.. " && "
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.. cmd
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.. " "
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.. utils.path_quote(tostring((job.file.path or job.file.cache or job.file.url).name))
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output, err = Command(const.SHELL):arg({ "-c", cmd }):output()
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end
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if err then
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ya.dbg("mediainfo", tostring(err))
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err_msg = err_msg .. string.format("Failed to start `%s`. \n Do you have `%s` installed?\n", cmd, cmd)
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end
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return fs.write(
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cache_mediainfo_url,
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(err_msg ~= "" and ("Error: " .. err_msg) or "") .. (output and output.stdout or "")
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)
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end
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return M
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